return {
  {
    -- 彩虹括号
    "HiPhish/rainbow-delimiters.nvim",
    config = function()
      require("rainbow-delimiters.setup").setup({
        highlight = {
          "RainbowDelimiterBlue",
          "RainbowDelimiterViolet",
          "RainbowDelimiterRed",
          "RainbowDelimiterYellow",
          "RainbowDelimiterGreen",
          "RainbowDelimiterOrange",
          "RainbowDelimiterCyan",
        },
      })
    end,
  },
  {
    -- 彩虹缩进
    "lukas-reineke/indent-blankline.nvim",
    dependencies = {
      "TheGLander/indent-rainbowline.nvim",
    },
    config = function()
      local highlight = {
        "RainbowBlue",
        "RainbowViolet",
        "RainbowRed",
        "RainbowYellow",
        "RainbowGreen",
        "RainbowOrange",
        "RainbowCyan",
      }
      local hooks = require("ibl.hooks")
      -- create the highlight groups in the highlight setup hook, so they are reset
      -- every time the colorscheme changes
      hooks.register(hooks.type.HIGHLIGHT_SETUP, function()
        vim.api.nvim_set_hl(0, "RainbowRed", { fg = "#E06C75" })
        vim.api.nvim_set_hl(0, "RainbowYellow", { fg = "#E5C07B" })
        vim.api.nvim_set_hl(0, "RainbowBlue", { fg = "#61AFEF" })
        vim.api.nvim_set_hl(0, "RainbowOrange", { fg = "#D19A66" })
        vim.api.nvim_set_hl(0, "RainbowGreen", { fg = "#98C379" })
        vim.api.nvim_set_hl(0, "RainbowViolet", { fg = "#C678DD" })
        vim.api.nvim_set_hl(0, "RainbowCyan", { fg = "#56B6C2" })
      end)

      require("ibl").setup({ indent = { highlight = highlight } })
    end,
  },
}
